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Technical Data Sheet
PartsTable / COMPONENT / 547A003018
547A003018 ✓ Verified by PartsTable
— · TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The PLATE,RETAINING,BEARING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, aperture_diameter: 0.4220 INCHES NOMINAL IN, counterbore_depth: 0.0620 INCHES NOMINAL IN, overall_thickness: 0.093 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, mounting_hole_type: ROUND, UNTHREADED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-972-8586, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
547A003018
NSN: 3110-00-972-8586
FSC: 3110
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
aperture_diameter0.4220 INCHES NOMINAL IN
counterbore_depth0.0620 INCHES NOMINAL IN
overall_thickness0.093 INCHES NOMINAL IN
surface_treatmentPASSIVATE OVERALL
mounting_hole_typeROUND, UNTHREADED
counterbore_diameter0.5100 INCHES MINIMUM AND 0.5200 INCHES MAXIMUM IN
mounting_hole_diameter0.1285 INCHES NOMINAL IN
bolt_circle_hole_quantity3
cross-sectional_shape_styleFLAT W/APERTURE
NSN3110-00-972-8586
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 547A003018 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: STEEL COMP 416 OVERALL
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
APERTURE DIAMETER: 0.4220 INCHES NOMINAL IN
•
BOLT CIRCLE HOLE QUANTITY: 3
•
OVERALL THICKNESS: 0.093 INCHES NOMINAL IN
•
COUNTERBORE DIAMETER: 0.5100 INCHES MINIMUM AND 0.5200 INCHES MAXIMUM IN
•
COUNTERBORE DEPTH: 0.0620 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 416 OVERALL
MOUNTING HOLE TYPEROUND, UNTHREADED
SURFACE TREATMENTPASSIVATE OVERALL
APERTURE DIAMETER0.4220 INCHES NOMINAL IN
BOLT CIRCLE HOLE QUANTITY3
OVERALL THICKNESS0.093 INCHES NOMINAL IN
COUNTERBORE DIAMETER0.5100 INCHES MINIMUM AND 0.5200 INCHES MAXIMUM IN
COUNTERBORE DEPTH0.0620 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLAT W/APERTURE
MOUNTING HOLE DIAMETER0.1285 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
003018Interchangeable
interchangeable cross-reference
interchangeable
A547-577Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 547A003018?
547A003018 is a PLATE,RETAINING,BEARING.
What parts can replace 547A003018?
There are 2 known substitutes for 547A003018: 003018, A547-577. Substitute compatibility should be verified for your specific system.
What is the NSN for 547A003018?
547A003018 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-972-8586. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026